Step on brake, push button to start, set AC to auto.
Or install a small room AC unit in rear window and run extension cord to shore power. Please choose extension cord of appropriate gauge and do not overload circuit.
Or, your batteries are failing.
Or, you have a parasitic draw.
Or, you don't drive your rig enough.
Or, you don't drive your rig long enough.
Based on the typical issue most people face your batteries are failing.
The majority of roll overs I've seen happen when the vehicle moves in a way the driver isn't expecting; tire bouncing off an obstacle or sudden loss of traction and the vehicle turns sideways. What was pitch becomes roll and the momentum takes it over.
Be cautious with the skinny pedal when...